Home / 1,762.15-2,426.86-1,362.34

Finding the Fourth Proportional to 1,762.15, 2,426.86 and 1,362.34

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Solution

The fourth proportional to 1,762.15, 2,426.86 and 1,362.34 is: 1,876.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762.15 : 2,426.86 = 1,362.34 : x
  2. Step 2: Convert to fraction form
    1,762.15/2,426.86 = 1,362.34/x
  3. Step 3: Cross multiply
    1,762.15x = 2,426.86 × 1,362.34
  4. Step 4: Simplify right side
    1,762.15x = 3,306,208.45
  5. Step 5: Solve for x
    x = 3,306,208.45/1,762.15
  6. Step 6: Final answer
    x = 1,876.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.